        <div class="row">
          <!-- left column -->
          <div class="col-md-6">
            <!-- general form elements -->
            <div class="card card-primary">
              <div class="card-header">
                <h3 class="card-title">文件OSS上传</h3>
              </div>
              <!-- /.card-header -->
              <!-- form start -->
              <form role="form" action="{{ url('/?s=Examples.Upload') }}" method="post"  enctype="multipart/form-data">
                <div class="card-body">
                  <div class="form-group">
                    <label for="exampleInputFile">上传文件</label>
                    <div class="input-group">
                      <div class="custom-file">
                        <input type="file" name="file" class="custom-file-input" id="exampleInputFile">
                        <label class="custom-file-label" for="exampleInputFile">选择文件</label>
                      </div>
                      <div class="input-group-append">
                        <span class="input-group-text" id="">上传</span>
                      </div>
                    </div>
                    {% if url %}
                        <a href="{{ url }}" target="_blank">{{ url }}</a>
                    {% endif %}
                  </div>
                </div>
                <!-- /.card-body -->

                <div class="card-footer">
                  <button type="submit" class="btn btn-primary">提交</button>
                </div>
              </form>

            </div>
          </div>
        </div>

<!-- overlayScrollbars -->
<script src="plugins/overlayScrollbars/js/jquery.overlayScrollbars.min.js"></script>

    <script type="text/javascript">
        $(document).ready(function () {
              bsCustomFileInput.init();
        });
    </script>

